Home / 38,650.84-53,309.14-25,918.45

Finding the Fourth Proportional to 38,650.84, 53,309.14 and 25,918.45

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Solution

The fourth proportional to 38,650.84, 53,309.14 and 25,918.45 is: 35,748.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,650.84 : 53,309.14 = 25,918.45 : x
  2. Step 2: Convert to fraction form
    38,650.84/53,309.14 = 25,918.45/x
  3. Step 3: Cross multiply
    38,650.84x = 53,309.14 × 25,918.45
  4. Step 4: Simplify right side
    38,650.84x = 1,381,690,279.63
  5. Step 5: Solve for x
    x = 1,381,690,279.63/38,650.84
  6. Step 6: Final answer
    x = 35,748.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.